Nokia OST Tool is an official application for flashing “.nb0” and “.mlf” firmware (ROM) on your Nokia mobile devices. The Online Service Tool (OSTLA) also helps reset screen and FRP locks on your Nokia devices.

This post will find the two mirror links to download Nokia OST Tool. We have shared it as a zip package that contains the Tool, USB Driver, and Tutorial.

Nokia OST Tool (OSTLA)

Download Nokia OST Tool (Latest version)

The tool lets you install stock ROM (firmware) on your Nokia mobile devices. It also allows repairing your Nokia devices if you face any software issues.

Flash Tool Name:
Flash Tool Size: 128 MB
How to Download: See Example
How to Use: Follow the Tutorial
Login Information: Click here
Compatible With: Windows (x64, x86)

Download Nokia OST Tool (all versions)

v6.2.8: | AFH | G-Drive

v6.2.3: | AFH | G-Drive

v6.1.8: | AFH | G-Drive

v6.1.2: | AFH | G-Drive

v6.0.9: | AFH | G-Drive

v6.0.4: | AFH | G-Drive

How To Flash Nokia Mobile Using OST Tool?

  1. Download and install Nokia OST Tool (OSTLA).
  2. Install a Nokia USB driver on your computer.
  3. Go to C Drive > Program Files (x86) > OST LA.
  4. Run the tool (OnlineUpdateTool.exe).
  5. Locate the Nokia stock ROM (.nb0 or .mlf file).
  6. Now, connect your device in Download mode.
  7. Now, click on the Next button and wait a few minutes.
  8. Don’t unplug the cable during the flashing process.
  9. Click to See the Full Guidelines for the full tutorial.

See Full-Guidelines

Readme once

[*] Tool Login Information: Account: NokiaIN528_433527, Password: 5WP5D3, Domain: N/A, and Mac Address: 0CD2B5444B34.

[*] Recommend: Some Nokia mobile devices is not supported the old version of the tool. So always, we recommend using the latest version of the OSTLA tool.

[*] Caution: Take a backup of your document or files before using the OST tool. Cause after flashing stock ROM, your data will remove.

[*] Virus Status: The tool has no malware cause we have scanned the tool using Kaspersky antivirus before sharing it on GSM Classic.

[*] Credits: Nokia OST tool is created and distributed by Nokia. So, they deserve full credit for sharing it free.

[*] USB Driver: If you are looking for a USB driver for flashing or unlocking your Nokia mobile devices, then click here to download MediaTek USB Driver, Qualcomm USB Driver, and ADB Driver.

[*] Alternative Tool: Several related tools are available that allow you to flash “.nb0” and “.mlf” firmware on your Nokia Devices. i.e., Infinity Nokia BEST2, UMT QcFire, and HMD DeviceKit.